Pat Terhaar, FNP
NPI 1639202542 · Family Nurse Practitioner · Geneseo, NY
Pat Terhaar, FNP is a Family Nurse Practitioner provider in Geneseo, NY (NPI 1639202542).
Provider details
- NPI number
- 1639202542
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 332940 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Pat Terhaar's NPI number?
- Pat Terhaar's National Provider Identifier (NPI) is 1639202542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pat Terhaar's specialty?
- Pat Terhaar is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Pat Terhaar located?
- Pat Terhaar's practice location on file with NPPES is After Hours Care Center-Livingston Health Services, Geneseo, NY 14454.
- What is Pat Terhaar's phone number?
- The practice phone number listed in the NPPES registry for Pat Terhaar is (585) 243-9595.
- Is Pat Terhaar's NPI active?
- Yes — Pat Terhaar's NPI (1639202542) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.